Figure 50: Airflow through the chassis (with LSVM1FANSCB fan trays)
(1) Fan tray air vents
(2) Power supply air vents
(3) Network port-side air vents
IMPORTANT: The chassis and the power supplies use separate air aisles. Make sure both aisles are not blocked.
HPE 5900 cooling system
Table 21: Compatibility matrix between the HPE 5900 switch models and fan trays on page 71 describes fan trays
available for the HPE 5900 switches.
Table 21: Compatibility matrix between the HPE 5900 switch models and fan trays
Fan tray
HPE 5900 switch model
• LSWM1FANSC
• LSWM1FANSCB
• HPE 5900AF-48XG-4QSFP+
• HPE 5900AF-48XG-4QSFP+ TAA
• HPE 5900CP-48XG-4QSFP+
• HPE 5900CP-48XG-4QSFP+ TAA
• HPE 5900CP-48XG-4QSFP+8Gb FC B-F
• HPE 5900AF-48G-4XG-2QSFP+
• HPE 5900AF-48G-4XG-2QSFP+ TAA
• LSWM1HFANSC
• LSWM1HFANSCB
• HPE 5900AF-48XGT-4QSFP+
• HPE 5900AF-48XGT-4QSFP+ TAA
You must install fan trays of the same model on the same switch.
Cooling system
71